From: Jonas Danielsson <jonas@orbital-systems.com>
Date: Mon, 29 Jan 2018 11:39:15 +0000 (+0100)
Subject: tty/serial: atmel: add new version check for usart
X-Git-Tag: v3.18.100~8
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=6515f2dd23e3e6ab6076afb04e57efdbee74462a;p=thirdparty%2Fkernel%2Fstable.git

tty/serial: atmel: add new version check for usart

commit fd63a8903a2c40425a9811c3371dd4d0f42c0ad3 upstream.

On our at91sam9260 based board the usart0 and usart1 ports report
their versions (ATMEL_US_VERSION) as 0x10302. This version is not
included in the current checks in the driver.

Signed-off-by: Jonas Danielsson <jonas@orbital-systems.com>
Acked-by: Richard Genoud <richard.genoud@gmail.com>
Acked-by: Nicolas Ferre <nicolas.ferre@microchip.com>
Cc: stable <stable@vger.kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/tty/serial/atmel_serial.c b/drivers/tty/serial/atmel_serial.c
index f958ccda379a1..faaf50061308c 100644
--- a/drivers/tty/serial/atmel_serial.c
+++ b/drivers/tty/serial/atmel_serial.c
@@ -1643,6 +1643,7 @@ static void atmel_get_ip_name(struct uart_port *port)
 		switch (version) {
 		case 0x302:
 		case 0x10213:
+		case 0x10302:
 			dev_dbg(port->dev, "This version is usart\n");
 			atmel_port->is_usart = true;
 			break;